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    <title>Demo官网 - 创新科技解决方案</title>
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                <h2>Demo<span>Tech</span></h2>
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                    <a href="#home" class="nav-link">首页</a>
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                    <a href="#about" class="nav-link">关于我们</a>
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    <!-- 首页部分 -->
    <section id="home" class="hero">
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            <div class="hero-content">
                <h1 class="hero-title">
                    创新科技 <span class="gradient-text">解决方案</span>
                </h1>
                <p class="hero-description">
                    我们致力于为客户提供最前沿的技术解决方案，帮助企业数字化转型，实现业务增长。
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                    <h3>快速启动</h3>
                    <p>30天内完成项目</p>
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                    <h3>安全可靠</h3>
                    <p>99.9%系统可用性</p>
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    <section id="about" class="about">
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                <h2>关于我们</h2>
                <p>专业的团队，创新的理念</p>
            </div>
            <div class="about-content">
                <div class="about-text">
                    <h3>我们的故事</h3>
                    <p>DemoTech成立于2020年，是一家专注于数字化转型的科技公司。我们拥有一支经验丰富的技术团队，致力于为客户提供最优质的技术解决方案。</p>
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                            <h4>100+</h4>
                            <p>成功项目</p>
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                        <div class="stat-item">
                            <h4>50+</h4>
                            <p>企业客户</p>
                        </div>
                        <div class="stat-item">
                            <h4>24/7</h4>
                            <p>技术支持</p>
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    <section id="services" class="services">
        <div class="container">
            <div class="section-header">
                <h2>我们的服务</h2>
                <p>全方位的技术解决方案</p>
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            <div class="services-grid">
                <div class="service-card">
                    <div class="service-icon">
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                    </div>
                    <h3>网站开发</h3>
                    <p>专业的网站设计与开发服务，打造现代化的在线形象。</p>
                </div>
                <div class="service-card">
                    <div class="service-icon">
                        <i class="fas fa-mobile-alt"></i>
                    </div>
                    <h3>移动应用</h3>
                    <p>iOS和Android应用开发，为用户提供便捷的移动体验。</p>
                </div>
                <div class="service-card">
                    <div class="service-icon">
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                    </div>
                    <h3>云服务</h3>
                    <p>云计算解决方案，确保您的业务高效稳定运行。</p>
                </div>
                <div class="service-card">
                    <div class="service-icon">
                        <i class="fas fa-chart-line"></i>
                    </div>
                    <h3>数据分析</h3>
                    <p>大数据分析服务，帮助您做出明智的商业决策。</p>
                </div>
            </div>
        </div>
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    <!-- 联系我们部分 -->
    <section id="contact" class="contact">
        <div class="container">
            <div class="section-header">
                <h2>联系我们</h2>
                <p>让我们一起创造未来</p>
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                <div class="contact-info">
                    <div class="contact-item">
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                            <h4>地址</h4>
                            <p>北京市朝阳区科技园区</p>
                        </div>
                    </div>
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                            <h4>电话</h4>
                            <p>+86 400-123-4567</p>
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                            <h4>邮箱</h4>
                            <p>info@demotech.com</p>
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                        <textarea placeholder="您的消息" rows="5" required></textarea>
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                    <h3>DemoTech</h3>
                    <p>创新科技解决方案提供商</p>
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                    <h4>快速链接</h4>
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                        <li><a href="#home">首页</a></li>
                        <li><a href="#about">关于我们</a></li>
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                    <h4>服务</h4>
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                        <li><a href="#">网站开发</a></li>
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